• ADHD symptoms and diagnosis in adult preterms: systematic review, IPD meta-analysis, and register-linkage study 

      Robinson, Rachel; Girchenko, Polina; Pulakka, Anna; Heinonen, Kati; Lähdepuro, Anna; Lahti-Pulkkinen, Marius; Hovi, Petteri; Tikanmäki, Marjaana; Bartmann, Peter; Lano, Aulikki; Doyle, Lex W.; Anderson, Peter J.; Cheong, Jeanie L. Y.; Darlow, Brian A.; Woodward, Lianne J.; Horwood, L. John; Indredavik, Marit Sæbø; Evensen, Kari Anne Indredavik; Marlow, Neil; Johnson, Samantha; de Mendonca, Marina Goulart; Kajantie, Eero Olavi; Wolke, Dieter; Räikkönen, Katri (Peer reviewed; Journal article, 2022)
      Background This study examined differences in ADHD symptoms and diagnosis between preterm and term-born adults (≥18 years), and tested if ADHD is related to gestational age, birth weight, multiple births, or neonatal ...
    • Association of very preterm birth or very low birth weight with intelligence in adulthood: an individual participant data meta-analysis 

      Eves, Robert; Mendonça, Marina; Baumann, Nicole; Ni, Yanyan; Darlow, Brian; Horwood, John; Woodward, Lianne J.; Doyle, Lex W.; Cheong, Jeanie; Anderson, Peter J.; Bartmann, Peter; Marlow, Neil; Johnson, Samantha; Kajantie, Eero Olavi; Hovi, Petteri; Nosarti, Chiara; Indredavik, Marit Sæbø; Evensen, Kari Anne Indredavik; Räikkönen, Katri; Heinonen, Kati; Zeitlin, Jennifer; Wolke, Dieter (Peer reviewed; Journal article, 2021)
      Importance Birth before 32 weeks’ gestation (very preterm [VPT]) and birth weight below 1500 g (very low birth weight [VLBW]) have been associated with lower cognitive performance in childhood. However, there are few ...
    • Common Core Assessments in follow‐up studies of adults born preterm—Recommendation of the Adults Born Preterm International Collaboration 

      Kajantie, Eero Olavi; Johnson, Samantha; Heinonen, Kati; Anderson, Peter J.; Wolke, Dieter; Evensen, Kari Anne Indredavik; Räikkönen, Katri; Darlow, Brian A.; Van Der Pal, Sylvia; Indredavik, Marit Sæbø; Jaekel, Julia; Hovi, Petteri; Morrison, Katherine M.; Verrips, Erik; Doyle, Lex W. (Journal article; Peer reviewed, 2020)
    • Effect of High-Dose vs Standard-Dose Vitamin D Supplementation on Neurodevelopment of Healthy Term Infants: A Randomized Clinical Trial 

      Tuovinen, Soile; Räikkönen, Katri; Holmlund-Suila, Elisa; Hauta-Alus, Helena; Helve, Otto; Rosendahl, Jenni; Enlund-Cerullo, Maria; Kajantie, Eero Olavi; Valkama, Saara; Viljakainen, Heli; Mäkitie, Outi; Andersson, Sture; Heinonen, Kati (Peer reviewed; Journal article, 2021)
      Importance Vitamin D may be important for neurodevelopment. The optimal daily dose of vitamin D for early brain development is not known. Objectives To test whether a higher (1200 IU) vs standard (400 IU) dose of ...
    • Effect of Vitamin D3 Supplementation in the First 2 Years of Life on Psychiatric Symptoms at Ages 6 to 8 Years: A Randomized Clinical Trial 

      Sandboge, Samuel; Räikkönen, Katri; Lahti-Pulkkinen, Marius; Hauta-Alus, Helena; Holmlund-Suila, Elisa; Girchenko, Polina; Kajantie, Eero Olavi; Mäkitie, Outi; Andersson, Sture; Heinonen, Kati (Peer reviewed; Journal article, 2023)
      Importance Vitamin D is associated with neurodevelopment, but causality, critical windows, and potentials for modification remain unknown. Objective To determine the impact of high-dose (1200 IU) vs standard-dose (400 ...
    • Maternal exposure to childhood maltreatment and mental and behavioral disorders in children 

      Airikka, Aino; Lahti-Pulkkinen, Marius; Tuovinen, Soile; Heinonen, Kati; Lahti, Jari; Girchenko, Polina; Lähdepuro, Anna; Pyhälä, Riikka; Czamara, Darina; Villa, Pia; Laivuori, Hannele; Kajantie, Eero Olavi; Binder, Elisabeth B.; Räikkönen, Katri (Peer reviewed; Journal article, 2022)
      Exposure to maltreatment in childhood is associated with lifelong risk of mental and behavioral disorders. Whether the effects extend to the next generation remains unclear. We examined whether maternal exposure to childhood ...
    • Maternal pre-pregnancy overweight and gestational diabetes and dietary intakes among young adult offspring 

      Kaseva, Nina; Vääräsmäki, Marja; Matinolli, Hanna-Maria; Sipola, Marika; Tikanmäki, Marjaana; Kanerva, Noora; Heinonen, Kati; Lano, Aulikki; Wolke, Dieter; Andersson, Sture; Järvelin, Marjo-Riitta; Räikkönen, Katri; Eriksson, Johan G.; Männistö, Satu; Kajantie, Eero Olavi (Peer reviewed; Journal article, 2020)
      Background/Objectives Maternal pre-pregnancy overweight/obesity and gestational diabetes (GDM) are associated with increased fat deposition in adult offspring. The purpose of this study was to identify if maternal ...
    • Optimism in adults born preterm: Systematic review and individual-participant-data metaanalysis 

      Robinson, Rachel K.; Heinonen, Kati; Girchenko, Polina; Lahti-Pulkkinen, Marius; Kajantie, Eero Olavi; Hovi, Petteri; Lano, Aulikki; Andersson, Sture; Eriksson, Johan G.; Wolke, Dieter; Lemola, Sakari; Raikkonen, Katri (Peer reviewed; Journal article, 2021)
      Aim Preterm birth(<37 gestational weeks) is associated with numerous adversities, however, data on positive developmental outcomes remain limited. We examined if preterm and term born(≥37 gestational weeks) adults differ ...
    • Positive maternal mental health during pregnancy and mental and behavioral disorders in children: A prospective pregnancy cohort study 

      Lähdepuro, Anna; Lahti-Pulkkinen, Marius; Pyhälä, Riikka; Tuovinen, Soile; Lahti, Jari; Heinonen, Kati; Laivuori, Hannele; Villa, Pia M.; Reynolds, Rebecca M.; Kajantie, Eero Olavi; Girchenko, Polina; Räikkönen, Katri (Journal article; Peer reviewed, 2022)